Home / 44,489,603.60-66,734,405.40-18,931,446.80

Finding the Fourth Proportional to 44,489,603.60, 66,734,405.40 and 18,931,446.80

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Solution

The fourth proportional to 44,489,603.60, 66,734,405.40 and 18,931,446.80 is: 28,397,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,489,603.60 : 66,734,405.40 = 18,931,446.80 : x
  2. Step 2: Convert to fraction form
    44,489,603.60/66,734,405.40 = 18,931,446.80/x
  3. Step 3: Cross multiply
    44,489,603.60x = 66,734,405.40 × 18,931,446.80
  4. Step 4: Simplify right side
    44,489,603.60x = 1,263,378,845,559,732.75
  5. Step 5: Solve for x
    x = 1,263,378,845,559,732.75/44,489,603.60
  6. Step 6: Final answer
    x = 28,397,170.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.